Better constructor for variant combined filter
Merge pull request #49 from harmjanwestra/master

PCAOptimum fix
Fix spelling mistake in Exception name
Fix pom.xml for jenkins testing
Merge pull request #51 from PatrickDeelen/master

Fix jenkins testing
Merge branch 'master' of https://github.com/molgenis/systemsgenetics.git
Fix for step size detection issue in 'pcaoptimum'
Fix spelling error in Exception name